Moshansky attended the St. Michael's University School in Saanich, British Columbia, Canada and the University of Victoria between 1983 and 1988 where he graduated with a bachelor of arts in English and Film.

Moshansky's first credit in the film industry was working as set production assistant and extras wrangler on the Japanese war drama Ten to Chi to in 1990. He also appeared as a background actor in these scene filmed outside Calgary, Alberta. In 1995, he joined the Director's Guild of Canada and started to work as production assistant, location scout and assistant location manager being the comedy Man of the House (1995), the family adventure Alaska (1996, production management by Stewart Bethune), the romance Bliss (1997, with Leigh Taylor-Young), and the television thriller The Hunted (1998, with Mädchen Amick) among his first credits.

In 2012, Moshansky received a DGC Team Award nomination from the Directors Guild of Canada in the category Television Movie/Mini-Series for his work on the drama Magic Beyond Words: The JK Rowling Story.

More recent work as location scout include the fantasy film Horns (2013), the fantasy film Seventh Son (2014), and the drama Fifty Shades of Grey (2015).

Between 1990 and 1991 he worked as managing editor for Where Victoria Magazine followed by work as freelance writer for various magazines. Under the label First Wave Publishing, Moshansky released his first book, "A to Z Guide to Film Production Terms", in 1995 which was published in its fifth edition in 2010.

In 2006 Moshansky and his brothers Perry, Sheldon and Travis published the book "A to Z Guide to Hockey Terms" and in 2012 Moshansky co-developed the iPhone App "Hockey Terms" based on this book. [2][3]